Grass Height Limits: Fremont vs Hayward
How do grass height limits rules compare between Fremont, CA and Hayward, CA?
Fremont and Hayward have similar restriction levels.
Fremont, CA
Alameda County
Fremont requires lawns and weeds kept below 6 inches citywide, and 4 inches in east foothill VHFHSZ defensible space zones. Overgrown lots are tagged for abatement each spring.
View full Fremont rules →Hayward, CA
Alameda County
Hayward requires weeds and grass under 6 inches citywide and under 4 inches in VHFHSZ hillside areas during fire season.
View full Hayward rules →Key Facts Comparison
| Fact | Fremont | Hayward |
|---|---|---|
| Flatland Limit | 6 inches | - |
| VHFHSZ Limit | 4 inches | - |
| Inspection Season | April through October | - |
| Cure Period | 30 days | - |
| Enforcement | Tax lien for costs | - |
| Citywide max | - | 6 inches |
| VHFHSZ max | - | 4 inches fire season |
| Notice month | - | April |
| Deadline | - | Early May |
| Non-compliance | - | Abatement lien |
Highlighted rows indicate differences between cities.
Fremont FAQ
Do ornamental grasses count?
Maintained ornamental and native grasses used as intentional landscape are generally exempt. The rule targets dry weeds and invasive annual grasses like wild oats and ripgut brome that become fuel when cured brown.
Who do I call to report a weedy vacant lot?
Call Fremont Fire Prevention at 510-494-4200 or use the Fremont 311 app. Include the parcel address and, if possible, the APN. Inspectors respond within 10 business days during abatement season.
Hayward FAQ
Does this apply to ornamental grasses?
Live, irrigated ornamental plantings are generally allowed; the rule targets dry, flammable weeds and grass.
What if my property is vacant?
Vacant parcels are still subject to abatement and frequently top the enforcement list.
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